diff options
| author | Michel Dänzer <daenzer@vmware.com> | 2009-07-14 08:00:49 +0200 |
|---|---|---|
| committer | Michel Dänzer <daenzer@vmware.com> | 2009-07-14 08:00:49 +0200 |
| commit | 60e60bb3026a269fefe1cfd3312fdf3a7e4c595f (patch) | |
| tree | 53fb2f6617b7a4e839eade0124a38f323e3ba46e /src/mesa/drivers/dri/r300/r300_state.c | |
| parent | 59155f70e701bc0b4fb816da991d6921f53b3bc7 (diff) | |
radeon: Invert front face winding when rendering to FBO.
Fixes fgl_glxgears and progs/demos/fbotexture after pressing 'c'.
Tested with r300, radeon and r200 compile tested only.
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_state.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c index 4d504d14e3..12fbf281d9 100644 --- a/src/mesa/drivers/dri/r300/r300_state.c +++ b/src/mesa/drivers/dri/r300/r300_state.c @@ -434,6 +434,10 @@ static void r300UpdateCulling(GLcontext * ctx) break; } + /* Winding is inverted when rendering to FBO */ + if (ctx->DrawBuffer && ctx->DrawBuffer->Name) + val ^= R300_FRONT_FACE_CW; + R300_STATECHANGE(r300, cul); r300->hw.cul.cmd[R300_CUL_CULL] = val; } |